Twin piston

N198CM

1981 Piper Seneca III

Registered No accidents on file
Built
1981
Serial
34-8133250
Class
Twin piston
Engines
2 × Continental TSIO-360 series
Status
Current as of October 2026
Registered owner
Off Rock Aviation LLC (LLC)
Based
Lewes, DE
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Registration record

N198CM on the FAA register

Type
1981 Piper Seneca III (FAA: Piper PA-34-220T)
Serial
34-8133250
Engines
2 × Continental TSIO-360 series
Registered owner
Off Rock Aviation LLC
Lewes, DE
Certificate issued
2024-10-23
Airworthiness date
1981-09-02
Registration expires
2031-10-31
Airworthiness class
Standard · normal
Mode S (hex)
A18621
Mode S (octal)
50303041
Seats (type)
7
Weight class
up to 12,499 lb
Range (type)
725 nm
Cruise (type)
178 kt
Status
Current as of October 2026
Registry history

Timeline

  • 2031-10-31
    Registration expires (renewal due).
  • 2024-10-23
    Certificate of registration issued as N198CM.
  • 1981-09-02
    Airworthiness date on the current FAA record (standard category (normal)).
Overview

About N198CM

N198CM is a 1981 Piper Seneca III (FAA model PA-34-220T), serial number 34-8133250. The FAA register lists Off Rock Aviation LLC as the registrant in Lewes, Delaware. The current certificate of registration was issued on October 23, 2024 and expires on October 31, 2031.

The FAA aircraft reference file describes the type as a twin piston, two Continental TSIO-360 series engines and 7 seats. Published figures for the type give a cruise speed of about 178 knots and a range of about 725 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is standard category (normal), dated September 2, 1981.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N198CM.

Cruise
178 kt
Range
725 nm
Power / thrust (each)
220
Takeoff over 50 ft
1,210 ft
Landing over 50 ft
1,978 ft
Fuel burn
26 gph

Published figures for the Piper Seneca III type. They describe the model, not this airframe's equipment or condition. Piper Seneca III specs, prices and for-sale inventory →

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N198CM.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Piper aircraft for sale· Piper Seneca III overview· Aircraft registered in Delaware· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.